| Cities | Distance |
|---|---|
| Houten to Orbetello | 720.39 mi (1,159.35 km) |
| Houten to Oria | 991.82 mi (1,596.19 km) |
| Houten to Oristano | 853.67 mi (1,373.84 km) |
| Houten to Orta Nova | 890.56 mi (1,433.21 km) |
| Houten to Orte | 742.20 mi (1,194.46 km) |
| Houten to Ortona | 795.83 mi (1,280.76 km) |
| Houten to Orvieto | 720.17 mi (1,159.01 km) |
| Houten to Orzinuovi | 506.95 mi (815.85 km) |
| Houten to Osimo | 704.82 mi (1,134.30 km) |
| Houten to Ospitaletto | 499.93 mi (804.56 km) |
| Houten to Ostuni | 976.83 mi (1,572.06 km) |
| Houten to Ottaviano | 889.18 mi (1,431.00 km) |
| Houten to Ovada | 535.14 mi (861.22 km) |
| Houten to Ozieri | 811.63 mi (1,306.19 km) |
| Houten to Paceco | 1,034.29 mi (1,664.52 km) |